Home / 12,738,820.04-19,089,334.20-9,356,493.32

Finding the Fourth Proportional to 12,738,820.04, 19,089,334.20 and 9,356,493.32

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Solution

The fourth proportional to 12,738,820.04, 19,089,334.20 and 9,356,493.32 is: 14,020,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,738,820.04 : 19,089,334.20 = 9,356,493.32 : x
  2. Step 2: Convert to fraction form
    12,738,820.04/19,089,334.20 = 9,356,493.32/x
  3. Step 3: Cross multiply
    12,738,820.04x = 19,089,334.20 × 9,356,493.32
  4. Step 4: Simplify right side
    12,738,820.04x = 178,609,227,925,547.53
  5. Step 5: Solve for x
    x = 178,609,227,925,547.53/12,738,820.04
  6. Step 6: Final answer
    x = 14,020,861.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.